How strong is On The Rocks Watermelon Margarita?

10.0% alcohol by volume (20 proof), close to a mixed drink poured at a bar.

Is On The Rocks Watermelon Margarita gluten-free?

Yes. The label makes a gluten-free claim.

It's made with blanco tequila, according to the label.

Label art as approved by the Alcohol and Tobacco Tax and Trade Bureau (COLA public record). The artwork belongs to On The Rocks.

On The Rocks Watermelon Margarita is 10.0% ABV (20 proof).

10.0%20 proof

We only mark a claim when the label or brand makes it. We never infer it from ingredients.

We haven't tasted this one yet, and we couldn't find published notes. New label approvals often reach shelves weeks later.

Page updated Sep 26, 2026 · How we source this

How strong is On The Rocks Watermelon Margarita?: 10.0% alcohol by volume (20 proof), close to a mixed drink poured at a bar.
Is On The Rocks Watermelon Margarita gluten-free?: Yes. The label makes a gluten-free claim.
What alcohol is in On The Rocks Watermelon Margarita?: It's made with blanco tequila, according to the label.

Heritage Oaks Golf & Country Club

Tequila

5.0%10 proof

Per can (355 ml).

South Norte

Tequila

7.0%14 proof

Per can (355 ml). guava, lime.

Azucar

Agave Spirit CONT. NET 355 ML/12 FL. OZ.

5.5%11 proof

Per can (355 ml). lime, agave.